78055760

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4903}}^1$

素因数の和:5115

約数の個数: 40

約数和(自身を含む): 182428800

約数和(自身を除く): 104373040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 4903, 7960, 9806, 15920, 19612, 24515, 39224, 49030, 78448, 98060, 196120, 392240, 975697, 1951394, 3902788, 4878485, 7805576, 9756970, 15611152, 19513940, 39027880, 78055760]

約数ペア:

[(1, 78055760), (2, 39027880), (4, 19513940), (5, 15611152), (8, 9756970), (10, 7805576), (16, 4878485), (20, 3902788), (40, 1951394), (80, 975697), (199, 392240), (398, 196120), (796, 98060), (995, 78448), (1592, 49030), (1990, 39224), (3184, 24515), (3980, 19612), (4903, 15920), (7960, 9806)]